prefabricated welding mould

例句：

1. 1. The prefabricatedwelding mould was usedto create the new building's exterior.
   预制焊接模具被用来制作新建筑的外墙。
2. 2. The engineer used the prefabricated welding mould toquickly construct the structure.
   工程师使用预制焊接模具快速建造了这个结构。
3. 3. The prefabricated welding mould was acritical component in the construction process.
   预制焊接模具是施工过程中的一个关键组成部分。